1 files changed, 38 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/shop/logic/UserManager.java b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/shop/logic/UserManager.java
new file mode 100644
index 0000000..f34575d
--- /dev/null
+++ b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Gerald Examples/src/examples/shop/logic/UserManager.java
@@ -0,0 +1,38 @@
+package examples.shop.logic;
+
+import java.util.List;
+
+import examples.shop.impl.entity.Customer;
+
+/**
+ * This is the UserManager interface.
+ */
+public interface UserManager {
+
+    /**
+     * It uses the customer entity bean to crate a record in the databse
+     */
+    public Customer createUser(String customerId, String name, String password,
+            String address);
+
+    /**
+     * Returns an user object for the given customer id. It uses customer entity
+     * bean to retrieve the user record.
+     */
+    public Customer getUser(String customerId);
+
+    /**
+     * Authenticate the user.
+     */
+    public boolean validateUser(String login, String password)
+            throws InvalidPasswordException;
+
+    /**
+     * Demo lookup
+     * 
+     * @return
+     */
+    public List<Customer> findAllCustomers();
+
+    public void removeAllCustomers();
+}